- All sections
- B - Performing operations; transporting
- B03D - Flotation; differential sedimentation
- B03D 1/12 - Agent recovery
Patent holdings for IPC class B03D 1/12
Total number of patents in this class: 50
10-year publication summary
1
|
1
|
6
|
6
|
3
|
1
|
10
|
1
|
2
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Fort Hills Energy L.P. | 83 |
7 |
Cidra Corporate Services, LLC | 91 |
6 |
Metso Outotec Finland Oy | 795 |
4 |
Imperial Oil Resources Limited | 182 |
3 |
International Business Machines Corporation | 60644 |
2 |
BHP Billiton SSM Development Pty Ltd. | 30 |
2 |
BYK-Chemie GmbH | 437 |
2 |
Cidra Corporate Services, Inc. | 208 |
2 |
Syncrude Canada Ltd. in Trust for The Owners of The Syncrude Project, AS such Owners Exist NOW and in The Future | 72 |
2 |
2678380 Ontario Inc. | 3 |
2 |
Chevron Canada Limited | 21 |
1 |
Atofina | 2 |
1 |
ChemTreat, Inc. | 198 |
1 |
Extrakt Process Solutions LLC | 37 |
1 |
ExxonMobil Upstream Research Company | 2525 |
1 |
Hatch Ltd. | 219 |
1 |
Marathon Oil Sands L.P. | 7 |
1 |
Mitsui Engineering & Shipbuilding Co., Ltd. | 331 |
1 |
N-solv Corporation | 7 |
1 |
Newcastle Innovation Limited | 87 |
1 |
Other owners | 8 |